6H-Dibenzo[b,d]pyran-6-one,2-nitro-

Modify Date: 2025-08-24 20:19:48

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure
6H-Dibenzo[b,d]pyran-6-one,2-nitro- structure
 Common Name 6H-Dibenzo[b,d]pyran-6-one,2-nitro-
CAS Number 6623-66-1 Molecular Weight 241.19900
Density 1.47g/cm3 Boiling Point 577.7ºC at 760 mmHg
Molecular Formula C13H7NO4 Melting Point 259-261ºC (dec.)(lit.)
MSDS N/A Flash Point 303.2ºC

 Names

Name 2-Nitro-6H-dibenzo[b,d]pyran-6-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.47g/cm3
Boiling Point 577.7ºC at 760 mmHg
Melting Point 259-261ºC (dec.)(lit.)
Molecular Formula C13H7NO4
Molecular Weight 241.19900
Flash Point 303.2ºC
Exact Mass 241.03800
PSA 76.03000
LogP 3.37760
Index of Refraction 1.72
InChIKey NSXRBWUONVTXSK-UHFFFAOYSA-N
SMILES O=c1oc2ccc([N+](=O)[O-])cc2c2ccccc12

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
HP8757550
CHEMICAL NAME :
6H-Dibenzo(b,d)pyran-6-one, 2-nitro-
CAS REGISTRY NUMBER :
6623-66-1
LAST UPDATED :
199801
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C13-H7-N-O4
MOLECULAR WEIGHT :
241.21

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :
Micronucleus test
TEST SYSTEM :
Human Lymphocyte
DOSE/DURATION :
1500 ug/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 393,23,1997

 Safety Information

Hazard Codes Xi
Risk Phrases 36/37/38
HS Code 2914700090

 Synthetic Route

3'-Nitro-[1,1'-biphenyl]-2-carboxylic acid structure

3'-Nitro-[1,1'-...

CAS#:37174-74-6

~97%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Wang, Yang; Gulevich, Anton V.; Gevorgyan, Vladimir Chemistry - A European Journal, 2013 , vol. 19, # 47 p. 15836 - 15840
4-Nitrophenol structure

4-Nitrophenol

CAS#:100-02-7

~%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Petrillo; Novi; Dell'Erva; Tavani Tetrahedron, 1991 , vol. 47, # 44 p. 9297 - 9304
(Z)-(2-Cyanophenyl)azo-tert-butyl-sulfide structure

(Z)-(2-Cyanophe...

CAS#:132605-35-7

~%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Petrillo; Novi; Dell'Erva; Tavani Tetrahedron, 1991 , vol. 47, # 44 p. 9297 - 9304
3-Nitrophenylboronic acid structure

3-Nitrophenylbo...

CAS#:13331-27-6

~%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Wang, Yang; Gulevich, Anton V.; Gevorgyan, Vladimir Chemistry - A European Journal, 2013 , vol. 19, # 47 p. 15836 - 15840
Methyl 3'-nitro-[1,1'-biphenyl]-2-carboxylate structure

Methyl 3'-nitro...

CAS#:83527-96-2

~%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Wang, Yang; Gulevich, Anton V.; Gevorgyan, Vladimir Chemistry - A European Journal, 2013 , vol. 19, # 47 p. 15836 - 15840
Methyl 2-iodobenzoate structure

Methyl 2-iodobe...

CAS#:610-97-9

~%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Wang, Yang; Gulevich, Anton V.; Gevorgyan, Vladimir Chemistry - A European Journal, 2013 , vol. 19, # 47 p. 15836 - 15840
6H-Dibenzo[b,d]pyran-6-one structure

6H-Dibenzo[b,d]...

CAS#:2005-10-9

~%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Kenner et al. Tetrahedron, 1957 , vol. 1, p. 259,267
Phenanthrene structure

Phenanthrene

CAS#:85-01-8

~%

9-Nitrophenanthrene structure

9-Nitrophenanthrene

CAS#:954-46-1

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

4-nitrophenanthrene structure

4-nitrophenanthrene

CAS#:82064-15-1

Detail
Literature: Kwok; Harger; Arey; Atkinson Environmental Science and Technology, 1994 , vol. 28, # 3 p. 521 - 527
Biphenyl-2-carboxylic acid structure

Biphenyl-2-carb...

CAS#:947-84-2

~%

6H-Dibenzo[b,d]pyran-6-one,2-nitro- Structure

6H-Dibenzo[b,d]...

CAS#:6623-66-1

Literature: Kenner et al. Tetrahedron, 1957 , vol. 1, p. 259,267

 Customs

HS Code 2914700090
Summary HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

 Synonyms

2-nitro-3,4-benzocoumarin
2-nitrodibenzopyranone
6-nitro-3,4-benzocoumarin
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